Which of the following is a function of the cell membrane? A. Makes food for the cell
B. provides structure and strength to the cell
C. Makes energy for the cell
D. regulates what can enter or leave the cell

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow